TOKYO, JAPAN - JULY 2 : The encyclopedia on ninjutsu "Manseshukai" - Ninja encyclopedia displayed during a ninja exhibition that kicks off Saturday at Miraikan in Tokyo, Japan on July 2, 2016. A special exhibition entitled “The Ninja- who were they?” will be open from July 2 (Saturday), 2016 to October 10 (Monday) 2016 at the Miraikan (National Museum of Emerging Science and Innovation). Photo: Richard Atrero de Guzman